/* 通用样式 */
.langu, .langu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.langu {
    /*height: 58px;*/
    width: 2rem;
}
.langu li {
    /*background: -moz-linear-gradient(#292929, #252525);*/
    /*background: -ms-linear-gradient(#292929, #252525);*/
    /*background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #292929), color-stop(100%, #252525));*/
    /*background: -webkit-linear-gradient(#292929, #252525);*/
    /*background: -o-linear-gradient(#292929, #252525);*/
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#292929', endColorstr='#252525');
    -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#292929', endColorstr='#252525')";
    /*background: linear-gradient(#292929, #252525);*/

    /*border-bottom: 2px solid #181818;*/
    /*border-top: 2px solid #303030;*/
    min-width: 2rem;
}
.langu > li {
    display: block;
    float: left;
    position: relative;
    text-align: left;
    padding-left: 10px;
}
.langu > li:first-child {
    border-radius: 5px 0 0;
}


/* 悬停时的样式 */
.langu li:hover {
    /*background-color: #1c1c1c;*/
    /*background: -moz-linear-gradient(#1c1c1c, #1b1b1b);*/
    /*background: -ms-linear-gradient(#1c1c1c, #1b1b1b);*/
    /*background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #1c1c1c), color-stop(100%, #1b1b1b));*/
    /*background: -webkit-linear-gradient(#1c1c1c, #1b1b1b);*/
    /*background: -o-linear-gradient(#1c1c1c, #1b1b1b);*/
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#1c1c1c', endColorstr='#1b1b1b');
    -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#1c1c1c', endColorstr='#1b1b1b')";
    /*background: linear-gradient(#1c1c1c, #1b1b1b);*/

    /*border-bottom: 2px solid #222222;*/
    /*border-top: 2px solid #1B1B1B;*/
}
.langu li:hover > a {
    border-radius: 5px 0 0 0;
    /*border-left: 3px solid #C4302B;*/
    color: #C4302B;
}

/* 子菜单样式 */
.submenu {
    left: 15px;
    max-height: 0;
    position: absolute;
    top: 100%;
    z-index: 0;
    -webkit-perspective: 400px;
    -moz-perspective: 400px;
    -ms-perspective: 400px;
    -o-perspective: 400px;
    perspective: 400px;
    background: #fff;
    width: 100%;
    box-shadow: 0 0 3px #a9a9a9;
    border-radius: 7px;
    top: 30px;
}
.submenu li {
    opacity: 0;

    -webkit-transform: rotateY(90deg);
    -moz-transform: rotateY(90deg);
    -ms-transform: rotateY(90deg);
    -o-transform: rotateY(90deg);
    transform: rotateY(90deg);

    -webkit-transition: opacity .4s, -webkit-transform .5s;
    -moz-transition: opacity .4s, -moz-transform .5s;
    -ms-transition: opacity .4s, -ms-transform .5s;
    -o-transition: opacity .4s, -o-transform .5s;
    transition: opacity .4s, transform .5s;
}
.langu .submenu li:hover a {
    /*border-left: 3px solid #454545;*/
    border-radius: 0;
    color: rgb(255, 0, 0);
    font-weight: bold;
}
.langu > li:hover .submenu, .langu > li:focus .submenu {
    max-height: 2000px;
    z-index: 10;
}
.langu > li:hover .submenu li, .langu > li:focus .submenu li {
    opacity: 1;

    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
    -o-transform: none;
    transform: none;
}

/* CSS3 过渡效果的延迟 */
.langu li:hover .submenu li:nth-child(1) {
    -webkit-transition-delay: 0s;
    -moz-transition-delay: 0s;
    -ms-transition-delay: 0s;
    -o-transition-delay: 0s;
    transition-delay: 0s;
}
.langu li:hover .submenu li:nth-child(2) {
    -webkit-transition-delay: 50ms;
    -moz-transition-delay: 50ms;
    -ms-transition-delay: 50ms;
    -o-transition-delay: 50ms;
    transition-delay: 50ms;
}
.langu li:hover .submenu li:nth-child(3) {
    -webkit-transition-delay: 100ms;
    -moz-transition-delay: 100ms;
    -ms-transition-delay: 100ms;
    -o-transition-delay: 100ms;
    transition-delay: 100ms;
}
.langu li:hover .submenu li:nth-child(4) {
    -webkit-transition-delay: 150ms;
    -moz-transition-delay: 150ms;
    -ms-transition-delay: 150ms;
    -o-transition-delay: 150ms;
    transition-delay: 150ms;
}
.langu li:hover .submenu li:nth-child(5) {
    -webkit-transition-delay: 200ms;
    -moz-transition-delay: 200ms;
    -ms-transition-delay: 200ms;
    -o-transition-delay: 200ms;
    transition-delay: 200ms;
}
.langu li:hover .submenu li:nth-child(6) {
    -webkit-transition-delay: 250ms;
    -moz-transition-delay: 250ms;
    -ms-transition-delay: 250ms;
    -o-transition-delay: 250ms;
    transition-delay: 250ms;
}
.langu li:hover .submenu li:nth-child(7) {
    -webkit-transition-delay: 300ms;
    -moz-transition-delay: 300ms;
    -ms-transition-delay: 300ms;
    -o-transition-delay: 300ms;
    transition-delay: 300ms;
}
.langu li:hover .submenu li:nth-child(8) {
    -webkit-transition-delay: 350ms;
    -moz-transition-delay: 350ms;
    -ms-transition-delay: 350ms;
    -o-transition-delay: 350ms;
    transition-delay: 350ms;
}

.submenu li:nth-child(1) {
    -webkit-transition-delay: 350ms;
    -moz-transition-delay: 350ms;
    -ms-transition-delay: 350ms;
    -o-transition-delay: 350ms;
    transition-delay: 350ms;
}
.submenu li:nth-child(2) {
    -webkit-transition-delay: 300ms;
    -moz-transition-delay: 300ms;
    -ms-transition-delay: 300ms;
    -o-transition-delay: 300ms;
    transition-delay: 300ms;
}
.submenu li:nth-child(3) {
    -webkit-transition-delay: 250ms;
    -moz-transition-delay: 250ms;
    -ms-transition-delay: 250ms;
    -o-transition-delay: 250ms;
    transition-delay: 250ms;
}
.submenu li:nth-child(4) {
    -webkit-transition-delay: 200ms;
    -moz-transition-delay: 200ms;
    -ms-transition-delay: 200ms;
    -o-transition-delay: 200ms;
    transition-delay: 200ms;
}
.submenu li:nth-child(5) {
    -webkit-transition-delay: 150ms;
    -moz-transition-delay: 150ms;
    -ms-transition-delay: 150ms;
    -o-transition-delay: 150ms;
    transition-delay: 150ms;
}
.submenu li:nth-child(6) {
    -webkit-transition-delay: 100ms;
    -moz-transition-delay: 100ms;
    -ms-transition-delay: 100ms;
    -o-transition-delay: 100ms;
    transition-delay: 100ms;
}
.submenu li:nth-child(7) {
    -webkit-transition-delay: 50ms;
    -moz-transition-delay: 50ms;
    -ms-transition-delay: 50ms;
    -o-transition-delay: 50ms;
    transition-delay: 50ms;
}
.submenu li:nth-child(8) {
    -webkit-transition-delay: 0s;
    -moz-transition-delay: 0s;
    -ms-transition-delay: 0s;
    -o-transition-delay: 0s;
    transition-delay: 0s;
}
.langu >li img{
    width: 22px !important;
}
.langu ul >li img{
    width: 22px !important;
    padding: 0 10px;
}
.langu .submenu a{
    color: #cda26f;
    padding: 0;
    font-size: 13px;
}
.langu .submenu li{
    line-height: 0.6rem;
    margin-top: 0.15rem;
    text-align: left;
}